Home / 1,575,665.44-2,175,423.88-1,285,969.04

Finding the Fourth Proportional to 1,575,665.44, 2,175,423.88 and 1,285,969.04

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Solution

The fourth proportional to 1,575,665.44, 2,175,423.88 and 1,285,969.04 is: 1,775,457.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,665.44 : 2,175,423.88 = 1,285,969.04 : x
  2. Step 2: Convert to fraction form
    1,575,665.44/2,175,423.88 = 1,285,969.04/x
  3. Step 3: Cross multiply
    1,575,665.44x = 2,175,423.88 × 1,285,969.04
  4. Step 4: Simplify right side
    1,575,665.44x = 2,797,527,758,556.68
  5. Step 5: Solve for x
    x = 2,797,527,758,556.68/1,575,665.44
  6. Step 6: Final answer
    x = 1,775,457.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.